Universal 13 Teeth Pinion Gear Motor Chain Wheel 13 Teeth Sprocket BA

Feature: \n 1. This is a bicycle small chain sprocket, made of good quality material.\n2. 13 teeth, the teeth distance is 12.7mm, the thickness is 3mm.\n3. Made of good quality carbon steel , sturdy and durable to use.\n4. Suitable for ordinary bicycles.\n5. Small size, lightweight. Very easy to install, and smooth performance. \n\nSpecification: \n\nFeatures:\n1.This is a bicycle small chain sprocket, made of good quality material.\n2.13 teeth, the teeth distance is 12.7mm, the thickness is 3mm.\n3.Made of good quality carbon steel , sturdy and durable to use.\n4.Suitable for ordinary bicycles.\n5.Small size, lightweight. Very easy to install, and smooth performance.\n\nSpecifications:\n\nCondition: Brand New\nItem Type: Pinion Gear\nMaterial: Carbon Steel\nColor: as picture shown\n1016Z2 and Z3 reducer motor 13 tooth pinion\nNumber of teeth: 13\nTeeth distance: 12.7 mm\nTeeth Thickness: 3 mm\nInner diameter: 11 mm\nOuter diameter: 58 mm\nThickness: 9 mm\nBolt width: 4mm (: